FR2725689B1 - DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION - Google Patents

DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION

Info

Publication number
FR2725689B1
FR2725689B1 FR9412228A FR9412228A FR2725689B1 FR 2725689 B1 FR2725689 B1 FR 2725689B1 FR 9412228 A FR9412228 A FR 9412228A FR 9412228 A FR9412228 A FR 9412228A FR 2725689 B1 FR2725689 B1 FR 2725689B1
Authority
FR
France
Prior art keywords
giravion
blades
pitch
rotor
controlling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9412228A
Other languages
French (fr)
Other versions
FR2725689A1 (en
Inventor
Nicolas Certain
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eurocopter France SA filed Critical Eurocopter France SA
Priority to FR9412228A priority Critical patent/FR2725689B1/en
Priority to US08/540,130 priority patent/US5624232A/en
Priority to DE69503733T priority patent/DE69503733T2/en
Priority to EP95402253A priority patent/EP0706937B1/en
Publication of FR2725689A1 publication Critical patent/FR2725689A1/en
Application granted granted Critical
Publication of FR2725689B1 publication Critical patent/FR2725689B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/605—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms
FR9412228A 1994-10-13 1994-10-13 DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION Expired - Fee Related FR2725689B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9412228A FR2725689B1 (en) 1994-10-13 1994-10-13 DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION
US08/540,130 US5624232A (en) 1994-10-13 1995-10-06 Device for controlling the pitch of the blades of a rotorcraft rotor
DE69503733T DE69503733T2 (en) 1994-10-13 1995-10-09 Device for adjusting the blades of a helicopter rotor
EP95402253A EP0706937B1 (en) 1994-10-13 1995-10-09 Device to control the pitch of the blades of an helicopter rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412228A FR2725689B1 (en) 1994-10-13 1994-10-13 DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION

Publications (2)

Publication Number Publication Date
FR2725689A1 FR2725689A1 (en) 1996-04-19
FR2725689B1 true FR2725689B1 (en) 1996-12-27

Family

ID=9467825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412228A Expired - Fee Related FR2725689B1 (en) 1994-10-13 1994-10-13 DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A ROTOR OF A GIRAVION

Country Status (4)

Country Link
US (1) US5624232A (en)
EP (1) EP0706937B1 (en)
DE (1) DE69503733T2 (en)
FR (1) FR2725689B1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19546929C2 (en) * 1995-12-15 2000-07-27 Eurocopter Deutschland Rotor blade control, especially for a helicopter
FR2761660B1 (en) * 1997-04-08 1999-06-11 Onera (Off Nat Aerospatiale) DEVICE FOR THE INDIVIDUAL CONTROL OF ROTOR BLADES OF ROTATING VEHICLES OF AIRCRAFT WITH MULTIPLE CYCLIC PLATES
FR2771707B1 (en) * 1997-11-28 2000-02-04 Eurocopter France SWIM PLATE CONTROL DEVICE FOR THE PITCH OF THE BLADES OF A ROTOR WITH CYLINDRICAL SKATES SLIDING ON NON-ROTATING COLUMNS
FR2837785B1 (en) * 2002-03-29 2004-12-03 Eurocopter France DEVICE FOR CONTROLLING THE PITCH OF THE BLADES OF A CONVERTIBLE AIRCRAFT ROTOR
FR2951699B1 (en) * 2009-10-23 2011-11-11 Eurocopter France CYCLIC TRAY ASSEMBLY OF BLADES OF A MAIN ROTOR, AND A ROTOR PROVIDED WITH SUCH AN ASSEMBLY
US8957672B2 (en) * 2011-06-06 2015-02-17 Armick, Inc. Bearing check fixture
US9315265B2 (en) * 2013-07-29 2016-04-19 Sikorsky Aircraft Corporation Adjustable scissor control link
US10112708B2 (en) 2013-08-28 2018-10-30 Sikorsky Aircraft Corporation Weight efficient servo attachment scheme for rigid coaxial rotor control system
US20160090178A1 (en) * 2014-09-29 2016-03-31 Blair John Paynton Leverage Pitch Link
US10308357B2 (en) 2014-09-30 2019-06-04 The Boeing Company Methods and apparatus to control pitch and twist of blades
US9994310B2 (en) 2014-12-15 2018-06-12 The Boeing Company Rotor assembly apparatus
US10752348B2 (en) 2014-12-19 2020-08-25 Sikorsky Aircraft Corporation Adjustable scissor link
US10315759B2 (en) * 2015-04-04 2019-06-11 California Institute Of Technology Multi-rotor vehicle with yaw control and autorotation
EP3341288B1 (en) * 2015-08-25 2023-10-04 Sikorsky Aircraft Corporation Bearing arrangement and an aircraft
CN106553752A (en) * 2015-09-30 2017-04-05 重庆市彭水县东征五金经营部 Propeller blade whirligig
JP6510960B2 (en) * 2015-11-20 2019-05-08 川崎重工業株式会社 Helicopter mast spacer, and helicopter transmission device and helicopter including the same
CN106741929A (en) * 2017-01-19 2017-05-31 西安天问智能科技有限公司 Pitch-variable system and rotor craft

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997110A (en) * 1958-01-10 1961-08-22 Boeing Co Tandem rotor helicopter
US3102597A (en) * 1961-08-14 1963-09-03 Bell Aerospace Method of second harmonic control
DE1481524A1 (en) * 1967-02-25 1969-07-17 Messerschmitt Boelkow Blohm Stabilization device for fast-flying, relieved rotary wing rotor
US3729272A (en) * 1968-01-25 1973-04-24 Fairchild Industries Reverse velocity rotor and rotorcraft
US4227856A (en) * 1978-07-12 1980-10-14 The United States Of Ameria As Represented By The Secretary Of The Navy Reverse velocity rotor system for rotorcraft

Also Published As

Publication number Publication date
DE69503733D1 (en) 1998-09-03
FR2725689A1 (en) 1996-04-19
US5624232A (en) 1997-04-29
EP0706937B1 (en) 1998-07-29
DE69503733T2 (en) 1999-04-29
EP0706937A1 (en) 1996-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110630